Answer: Yes!
Detailed Explanation:
Resources are not free gifts of nature. They are the results of human functions. Hence we should try to save every type of resource in this world, whether it is renewable or non renewable.
Note: This Answer is not from the Examination point of view.
Answer:
, 
, 
, 
, 
Explanation:
If the quadrilateral presented in figure is a parallelogram, then the following conditions are satisfied:
(1)
(2)
(3)
(4)
(5)
(6)
If we know that 
, 
and 
, then we have the following results:
, , , ,
